tty: serial: cpm_uart: Add udbg support for enabling xmon

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In order to use xmon with powerpc 8xx, the serial driver
must provide udbg_putc() and udpb_getc().

Provide them via cpm_put_poll_char() and cpm_get_poll_char().

This requires CONFIG_CONSOLE_POLL.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Link: https://lore.kernel.org/r/e4471bf81089252470efb3eed735d71a5b32adbd.1608716197.git.christophe.leroy@csgroup.eu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Christophe Leroy 2020-12-23 09:38:46 +00:00 • committed by Greg Kroah-Hartman

parent 345523fab8

commit a60526097f

1 changed files with 39 additions and 1 deletions

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drivers/tty/serial/cpm_uart/cpm_uart_core.c

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